Home / 147,622,805.20-221,434,207.80-50,546,249.20

Finding the Fourth Proportional to 147,622,805.20, 221,434,207.80 and 50,546,249.20

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Solution

The fourth proportional to 147,622,805.20, 221,434,207.80 and 50,546,249.20 is: 75,819,373.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,622,805.20 : 221,434,207.80 = 50,546,249.20 : x
  2. Step 2: Convert to fraction form
    147,622,805.20/221,434,207.80 = 50,546,249.20/x
  3. Step 3: Cross multiply
    147,622,805.20x = 221,434,207.80 × 50,546,249.20
  4. Step 4: Simplify right side
    147,622,805.20x = 11,192,668,648,863,386
  5. Step 5: Solve for x
    x = 11,192,668,648,863,386/147,622,805.20
  6. Step 6: Final answer
    x = 75,819,373.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.